Home / 1,294,900.60-1,942,572.90-396,320.08

Finding the Fourth Proportional to 1,294,900.60, 1,942,572.90 and 396,320.08

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Solution

The fourth proportional to 1,294,900.60, 1,942,572.90 and 396,320.08 is: 594,548.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,900.60 : 1,942,572.90 = 396,320.08 : x
  2. Step 2: Convert to fraction form
    1,294,900.60/1,942,572.90 = 396,320.08/x
  3. Step 3: Cross multiply
    1,294,900.60x = 1,942,572.90 × 396,320.08
  4. Step 4: Simplify right side
    1,294,900.60x = 769,880,647,133.83
  5. Step 5: Solve for x
    x = 769,880,647,133.83/1,294,900.60
  6. Step 6: Final answer
    x = 594,548.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.